{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["else", "person", "location", "organization"], "input": "But Bruno lost the title on his first defence when he fought American Tyson in Las Vegas ."}
{"else": ["American"], "person": ["Bruno", "Tyson"], "location": ["Las Vegas"], "organization": []}